SAS ‘05 Reducing Software Security Risk through an Integrated Approach David P. Gilliam, John D. Powell Jet Propulsion Laboratory, California Institute of Technology Matt Bishop University of California, Davis

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Acknowledgement  NOTE: This research was carried out at the Jet Propulsion Laboratory, California Institute of Technology, under a contract with the National Aeronautics and Space Administration The work was sponsored by the NASA Office of Safety and Mission Assurance under the Software Assurance Research Program lead by the NASA Software IV&V Facility This activity is managed locally at JPL through the Assurance and Technology Program Office

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Current Collaborators  David Gilliam – Principle Investigator, JPL  John Powell – JPL Software Engineer  Matt Bishop – Associate Professor of Computer Science, University of California at Davis 

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Agenda  Goal  Problem  Approach  Importance/benefits  Relevance to NASA Accomplishments  Next steps

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Goal  Reduce security risk to the computing environment by mitigating vulnerabilities in the software development and maintenance life cycles  Provide an instrument and tools to help avoid vulnerabilities and exposures in software  To aid in complying with security requirements and best practices

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Problem  Cost of Fixing Security Weaknesses in Software and Systems Is Expensive  Security Weaknesses Can Lead to Loss / Corruption / Disclosure / Availability of DATA and Systems Impacting Missions  Poor Security Requirements  Poor System Engineering Leads to poor design, coding, and testing  Cycle of Penetrate and Patch  Piecemeal Approach to Security Assurance

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Approach  Develop a Software Security Assessment Instrument for the Life Cycle Several Foci  Training/Education  Security Checklist for the Life Cycle  Application of Lightweight Formal Verification Techniques for Security Weaknesses in Code and Systems

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Reducing Software Security Risk Through an Integrated Approach Software Vulnerabilities Expose IT Systems and Infrastructure to Security Risks Goal: Reduce Security Risk in Software and Protect IT Systems, Data, and Infrastructure Security Training for System Engineers and Developers Software Security Checklist for end-to-end life cycle Software Security Assessment Instrument (SSAI) Security Instrument Includes: Model-Based Verification Property-Based Testing Security Checklist Vulnerability Matrix Collection of security tools NASA

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Inception-to-Retirement Process  Coincides with Organizational Polices and Requirements  Security Risk Mitigation Process in the Software Lifecycle  Software Lifecycle Integration Training Software Security Checklist  Phase 1 Provide instrument to integrate security as a formal approach to the software life cycle Requirements Driven  Phase 2: External Release of Software Release Process Vulnerability Matrix – NASA Top 20 Security Assurance Instruments  Early Development – Model Checking / FMF  Implementation – Property Based Testing Security Assessment Tools (SATs)  Description of available SATs  Pros and Cons of each and related tools with web sites  Notification Process when Software or Systems are De- Commissioned / Retired

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Importance/Benefits  Enhances a Secure Trusted Network Environment  Reduces Cost of Maintenance  Reduces Loss or Destruction of DATA and Systems  Improves NASA’s Overall Security Posture Fewer Intrusions and Audit Findings Leads to a Better Image (OMB & Public)

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Relevance to NASA Accomplishments  Increases NASA’s Security Reliability of Systems and Software  Helps to Prevent Negative Public Exposure Due to Security Breach  Prototyped the SSAI Instrument on PatchLink Agents Used large scale across NASA on its systems Findings leading to improved vendor product

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis Next steps  Integrate the Overall Process in the Project Life Cycle at NASA Centers

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis David Gilliam, JPL 400 Oak Grove Dr., MS Pasadena, CA Phone: (818) John Powell, JPL MS Phone: (818) Matt Bishop, UC Davis Department of Computer Science 3059 Engineering Unit II phone: +1 (530) fax: +1 (530) FOR MORE INFO...Web Site:

July 20, 2005 David Gilliam, John Powell – Jet Propulsion Laboratory Matt Bishop – UC Davis QUESTIONS? ? ? ?